AI Audio Models

Stability AIStable Audio 3 Medium

audio2/1hr included

Fast high-quality music and sound generation with audio-to-audio editing, inpainting, and continuation.

XiaomiOmniVoice

audio6/1hr included

Massively multilingual zero-shot TTS with Voice Clone and Voice Design modes, prompt preprocessing, speed, duration, and diffusion controls.

ACE-StepACE-Step 1.5

audio1/1hr included

Music model for structured songs with style tags, lyrics, BPM, key, language, and long durations.

HKUSTMMAudio V2 (Video to Audio)

audio1/4hr included

Video-to-audio model that adds synchronized ambience, Foley, and effects from video plus prompt.

Sony ResearchWoosh (Text/Video to Audio)

audio1/4hr included

Sony video/audio model for fast text sound effects or synchronized audio from video.

HexgradKokoro 82M (English TTS)

audio12/1hr included

Small English TTS model with many voices and natural American, British, and international accents.

Resemble AIChatterbox Turbo (English TTS)

audio2/1hr included

Fast English TTS with preset voices, voice cloning, and expressive tags like laughter or sighs.

Resemble AIChatterbox Multilingual (23 Languages)

audio1/1hr included

Multilingual TTS and voice cloning across 23 languages, including Korean, Japanese, Chinese, and English.

MiniMaxMiniMax Speech 2.8

audio1/1hr included

Modalities: text → audio
Released: Jan 29, 2026
Capabilities: Text To Audio
Formats: MP3 · WAV · FLAC · OGG

High-quality text-to-speech with expressive, natural voice synthesis

MyShellOpenVoice v2 (Voice Cloning)

audio1/4hr included

Instant voice cloning for English, Spanish, French, Chinese, Japanese, and Korean speech.

Inworld AIInworld TTS-1.5 Mini

audio12/1hr included

Modalities: text → audio
Released: Jan 21, 2026
Capabilities: Text To Audio
Formats: MP3 · WAV · FLAC · OGG

Low-latency expressive text-to-speech optimized for real-time apps

xAIxAI Text-to-Speech

audio12/1hr included

Modalities: text → audio
Released: Mar 16, 2026
Capabilities: Text To Audio
Formats: MP3 · WAV · FLAC · OGG

Expressive text-to-speech with five voices, speech tags, and multilingual support

OpenAIOpenAI TTS (Text to Speech)

audio8/3hr included

Reliable OpenAI text-to-speech for clear narration, dialogue, and assistant voice output.

Fish AudioFish Audio S2.1 Pro

audio$16.5 / 1M

Modalities: text → audio
Released: Jun 1, 2026
Price: $16.5 / 1M
Capabilities: Text To Audio
Formats: MP3 · WAV · FLAC · OGG

Flagship multilingual text-to-speech with natural language voice control and realtime streaming

Inworld AIInworld Realtime TTS-2

audio≈ $0.0385/1K chars

Modalities: text → audio
Released: May 5, 2026
Price: ≈ $0.0385/1K chars
Capabilities: Text To Audio
Formats: MP3 · WAV · FLAC · OGG

Conversational text-to-speech with realtime voice direction and audio-aware delivery

GoogleGemini 3.1 Flash TTS

audioFrom $1.1

Modalities: text → audio
Released: Apr 15, 2026
Price: From $1.1
Capabilities: Text To Audio
Formats: MP3 · WAV · FLAC · OGG

Expressive text-to-speech with audio tags, multi-speaker dialogue, and 70+ languages

MiniMaxMiniMax Music 2.6

audioFrom $0.165

Modalities: text → audio
Released: Apr 10, 2026
Price: From $0.165
Capabilities: Text To Audio
Formats: MP3 · WAV · FLAC · OGG

Promptable full-song generation with vocals, lyrics, BPM and key control

MiniMaxMiniMax Music Cover

audioUsage based

Modalities: text / audio → audio
Released: Apr 10, 2026
Price: Usage based
Capabilities: Audio To Audio
Formats: MP3 · WAV · FLAC · OGG

Audio-to-audio song transformation that preserves melody while changing style

ACE-StepACE-Step v1.5 XL Base

audioUsage based

Modalities: text / audio → audio
Released: Apr 2, 2026
Price: Usage based
Capabilities: Text To Audio
Duration: 30–300 sec
Formats: MP3 · WAV · FLAC · OGG

4B music generation model with higher audio quality and full editing task support

ACE-StepACE-Step v1.5 XL SFT

audioUsage based

Modalities: text / audio → audio
Released: Apr 2, 2026
Price: Usage based
Capabilities: Text To Audio
Duration: 30–300 sec
Formats: MP3 · WAV · FLAC · OGG

Highest-quality 4B music generation model with CFG-controlled prompt adherence

ACE-StepACE-Step v1.5 XL Turbo

audioUsage based

Modalities: text / audio → audio
Released: Apr 2, 2026
Price: Usage based
Capabilities: Text To Audio
Duration: 30–300 sec
Formats: MP3 · WAV · FLAC · OGG

Fast 4B music generation model with 8-step inference for higher-quality rapid iteration

Inworld AIInworld TTS-1.5 Max

audio≈ $0.055/1K chars

Modalities: text → audio
Released: Jan 21, 2026
Price: ≈ $0.055/1K chars
Capabilities: Text To Audio
Formats: MP3 · WAV · FLAC · OGG

High-fidelity expressive text-to-speech with rich prosody and multilingual support

AlibabaQwen3-TTS 1.7B Base

audio≈ $0.0165/1K chars

Modalities: text / audio → audio
Released: Jan 1, 2026
Price: ≈ $0.0165/1K chars
Capabilities: Text To Audio
Formats: MP3 · WAV · FLAC · OGG

High-quality multilingual text-to-speech with voice cloning and ultra-low latency

AlibabaQwen3-TTS 1.7B CustomVoice

audio≈ $0.0165/1K chars

Modalities: text → audio
Released: Jan 1, 2026
Price: ≈ $0.0165/1K chars
Capabilities: Text To Audio
Formats: MP3 · WAV · FLAC · OGG

Text-to-speech with preset premium timbres and precise style control